X-WATERS Kaliningrad 2026

X-WATERS Kaliningrad 2026 is an official amateur open-water swimming event at Sinyavinskoye Lake near Yantarny in Kaliningrad Oblast, Russia. The official event page lists race day on 18 July 2026 and offers public-entry distances of 500 m, 1 km, 3 km and 5 km, plus training camp activity. Organizer copy highlights the former amber quarry setting, underwater forest scenery and Baltic atmosphere.